⭐ 20% OFF when you set 3 birthday reminders
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⭐ 20% OFF when you set 3 birthday reminders · Set reminders

Invincible Birthday Cards

At the top of the Illustration Style image, the text reads: "Happy birthday Charlie." **Image Description:** In a vibrant, hand-drawn illustration style, a whimsical scene unfolds in a fantasy world where elements from "Solo Leveling," "One Piece," "Invincible," and "The Day I Got Reincarnated as a Slime" humorously collide. In the center, a heroic character styled after a mix of Sung Jin-Woo and Monkey D. Luffy strikes a dramatic pose, wearing a pirate hat and holding a colorful balloon sword. Their exaggeratedly muscular arms, akin to Invincible's, contrast comically with their goofy grin. Floating beside them, a cartoonish slime from "The Day I Got Reincarnated as a Slime" winks at the viewer, wearing a tiny party hat and holding a miniature birthday cake with one candle. Around the characters, confetti and streamers rain down in a riot of warm colors, adding to the festive chaos. In the background, a ship sails through fluffy clouds with a giant birthday cake on its deck, complete with sparklers. The ship's sails are humorously tattered, resembling comic book panels. Below the scene, in small, cheeky lettering: "Leveling up for another year of epic adventures!" Generated with these themes: Solo levelling,one piece, invincible,the day I got incarnated as a slime, and . Made with ❤️ by AI.

At the top of the Illustration Style image, t...

At the top of the Illustration Style image, t...

At the top of the Illustration Style image, the text reads: "Happy birthday Charlie." **Image Description:** In a vibrant, hand-drawn illustration style, a whimsical scene unfolds in a fantasy world where elements from "Solo Leveling," "One Piece," "Invincible," and "The Day I Got Reincarnated as a Slime" humorously collide. In the center, a heroic character styled after a mix of Sung Jin-Woo and Monkey D. Luffy strikes a dramatic pose, wearing a pirate hat and holding a colorful balloon sword. Their exaggeratedly muscular arms, akin to Invincible's, contrast comically with their goofy grin. Floating beside them, a cartoonish slime from "The Day I Got Reincarnated as a Slime" winks at the viewer, wearing a tiny party hat and holding a miniature birthday cake with one candle. Around the characters, confetti and streamers rain down in a riot of warm colors, adding to the festive chaos. In the background, a ship sails through fluffy clouds with a giant birthday cake on its deck, complete with sparklers. The ship's sails are humorously tattered, resembling comic book panels. Below the scene, in small, cheeky lettering: "Leveling up for another year of epic adventures!" Generated with these themes: Solo levelling,one piece, invincible,the day I got incarnated as a slime, and . Made with ❤️ by AI.

At the top of the Illustration Style image, t...

At the top of the Illustration Style image, t...

At the top of the Cartoon Style image, the text reads: "Happy Birthday Charlie". The scene is set in a fantastical world where Charlie, dressed as a hilariously oversized pirate captain with a straw hat, is leading a crew of wacky characters. These characters are a mashup of a bubbly slime with googly eyes, a muscular superhero with exaggerated muscles, and a fierce anime swordsman with a toothy grin. They're all aboard a pirate ship that's actually a giant cake, sailing through a sea of bright blue icing. The background is a vibrant mix of swirling candy-colored clouds and towering cupcakes. Each character is in an energetic, goofy pose, with Charlie at the helm, laughing as a small banner on the ship reads: "Level Up for an Epic Birthday Adventure!" Generated with these themes: Solo levelling,one piece, invincible,the day I got incarnated as a slime, and . Made with ❤️ by AI.

At the top of the Cartoon Style image, the te...

At the top of the Cartoon Style image, the te...

At the top of the Cartoon Style image, the text reads: "Happy Birthday Charlie". The scene is set in a fantastical world where Charlie, dressed as a hilariously oversized pirate captain with a straw hat, is leading a crew of wacky characters. These characters are a mashup of a bubbly slime with googly eyes, a muscular superhero with exaggerated muscles, and a fierce anime swordsman with a toothy grin. They're all aboard a pirate ship that's actually a giant cake, sailing through a sea of bright blue icing. The background is a vibrant mix of swirling candy-colored clouds and towering cupcakes. Each character is in an energetic, goofy pose, with Charlie at the helm, laughing as a small banner on the ship reads: "Level Up for an Epic Birthday Adventure!" Generated with these themes: Solo levelling,one piece, invincible,the day I got incarnated as a slime, and . Made with ❤️ by AI.

At the top of the Cartoon Style image, the te...

At the top of the Cartoon Style image, the te...

At the top of the Cartoon Style image, the text reads: "Happy Birthday Charlie". The scene is set in a fantastical world where Charlie, dressed as a hilariously oversized pirate captain with a straw hat, is leading a crew of wacky characters. These characters are a mashup of a bubbly slime with googly eyes, a muscular superhero with exaggerated muscles, and a fierce anime swordsman with a toothy grin. They're all aboard a pirate ship that's actually a giant cake, sailing through a sea of bright blue icing. The background is a vibrant mix of swirling candy-colored clouds and towering cupcakes. Each character is in an energetic, goofy pose, with Charlie at the helm, laughing as a small banner on the ship reads: "Level Up for an Epic Birthday Adventure!" Generated with these themes: Solo levelling,one piece, invincible,the day I got incarnated as a slime, and . Made with ❤️ by AI.

At the top of the Cartoon Style image, the te...

At the top of the Cartoon Style image, the te...

Wall of Love

Don't just take our word for it - hear from our amazing customers

What a breath of fresh air! Silly Robot Cards have bypassed any card manufacturer with their AI technology to capture the imagination and produce truly personalised greetings cards. Real people respond to queries with real time help and support. A BIG high five to Silly Robots! 🙌 🤖

Hayley Quince - What a breath of fresh air!

What a great idea! You pick things that the person likes and this company makes an illustrated card including all the things you chose. I added his love of fishing, the dog, and his awful jokes - the card was perfect. Brilliant idea. Card arrived, lovely quality.

Sue Blair - Ordering for her dad's 60th

I am absolutely thrilled to pieces with the valentines card I bought on this website, it is just too brilliant to put into words! I included our cat and his obsession with Formula 1. Where other card websites failed, Silly Robot Cards absolutely have come up trumps!

Sarah Salt - Valentine's card for her husband

Finally a card that actually gets her! Mum loves her tabby cat, Strictly Come Dancing, and a glass of red wine - and now she has a card with all three. The kids couldn't believe it. She's keeping it forever.

Carol M - Ordering for her mum's 70th

3,300+

Happy Customers

4.4

Average Rating

120,000+

Cards Created

Example Printed AI Cards

High quality prints supplied with an envelope, delivered worldwide.

Example personalised card 1
Example personalised card 2
Example personalised card 3
Example personalised card 4

Starting from $3.99 | USA offers: 2 cards for $7 or 3 cards for $10 | Worldwide Shipping | Multi-pack Options Available

Frequently Asked Questions


How much does it cost?

Single cards cost $3.99. In the US you can grab any two for $7 or go three for $10.

Cards are printed and supplied with a paper envelope and a protective biodegradable OPP bag.

How long does it take for a card to arrive?

It typically takes 5 business days to arrive.

Shipping options for the USA are as follows:

OptionCourierPrice
Standard (5-12 business days)N/A$4.99
Expedited (3-5 business days)N/A$10.36
Overnight (1-2 business days)N/A$20.20

What size is the card?

5.5 x 5.5 inches (140 x 140mm)

Can I personalise the card?

Yes, you can write a message on the inside of the card from the basket page.

How do I send a card?

After creating a card, you can add it to your basket and checkout.

What quality is the card?

The card is a glossy card.

Supplied with a paper envelope and a protective biodegradable OPP bag.

What happens to my pictures after uploading?

All uploaded pictures are deleted within 30 days.

Environmental Impact

See how we're reducing our impact on the environment


Water-based inks icon

Water-based inks

Printed using water based inks.

Sustainabily sourced icon

Sustainably sourced paper or wood

From sustainable forests.

Vegan-friendly icon

Vegan-friendly

Contains no animal products.

Recyclable

Can be recycled.

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