Number 106 gives you multiple turns of protection from powerful monster effects, leaving you safe to play uninterrupted
Sources: TCG Player (Base Set Mewtwo, First Edition Rocket's Mewtwo, Mew & Mewtwo GX, Mewtwo ex, Mewtwo Gold Star, Rocket's Mewtwo ex, Shining Mewtwo, Mewtwo e-Card, Rocket's Mewtwo [Winner], Mewtwo [XY Evolutions Staff Prerelease]), PriceCharting (Base Set 1st Edition Shadowless Holo Mewtwo, Mewtwo Gold Star)
If heads, discard an Energy attached to your opponents Active Pokemon
We see you, we do not respect you, and you will not be on this list
It has an incredible impact as soon as it enters, generating card advantage by drawing a card while making your opponent discard and stopping them from developing a board if you cheat it out fast enough
4 THOUSAND KNIVES A normal spell usable if the player controls a face-up Dark Magician monster, Thousand Knives destroys a monster the opponent controls