Also, if youre debating playing two one-ofs with fairly similar effects or two of the same card, you should generally lean towards the split if people will not expect (and play into) the less popular card, and the better-positioned two-of if both cards are well-known or expected
A Darkrai EX | Mega Absol EX deck has garnered popularity early in the meta, and it actually includes Pichu and Oricorio in the mix (only one Darkrai EX, that too)
Sure, you won't see Poison Dart Frog appear in many eternal formats, and even that much utility might not be enough for Modern, but in slower Magic: The Gathering formats like limited or Commander, this little guy is an easy addition
And, most importantly, he looks absolutely hilarious compared to the rest of the self-serious characters in the set just like the original Jumbo Cactuar stood out as a delightful little Easter egg in Final Fantasy 8
Each one costs one Event Stamina to play, and that Stamina is spent regardless of whether you win
Sending someones hard-earned graveyard back to their library can be a back-breaking play against reanimator decks, Underworld Breach, or even Thassas Oracle, as your opponent will often have too many cards in their library to win the game after putting their graveyard back into their library