It would mean requiring the player to bring separate documentation (such as a passport or driver's license) in order to prove whether it was their birthday or not
This is how I made them: I used peppermint patties for the pokemon balls (found them in a bulk section at the grocery store)
It's also possible to build a Zinnia Commander deck to maximize enter effects, and here's a few cards to help begin that process: Panharmonicon - this four-mana artifact has a static ability that says if a creature or artifact entering would trigger an ability of a permanent controlled by the player, that triggers twice instead
Against decks that rely more on Basic Energy, Ceruledge should not cause that much harm to the opponents strategy
[49] a CD-ROM was available as a pre-order bonus that included clips and music from Pokmon the Movie 2000 , screenshots from Pokmon Gold and Silver , a Pokmon-themed desktop wallpaper, an offer for a Nintendo Power Player's Guide, and Pokmon-related trivia