If this card is destroyed by battle, or if this card in its owner's possession is destroyed by an opponent's card effect: You can target 1 "Dark Contract" card in your GY
Whether its the Tunnel Snakes leader, Butch DeLoria, or the robot assistant Yes Man, these characters are portrayed so well both in flavor and in mechanics
Third, he's a five-power critter with evasion, and fourth, he can discard cards on a whim to become indestructible
Legality depends on the tournament format -- Spell of Pain can be legal in some formats and banned or restricted in others
Don't sleep on regeneration and color shifting either, and both are useful to fall back on when you need to
you can't really play them in most decks due to colors.) Elemental Bond will generate a tremendous amount of card advantage, and is only green, so it can be played in more decks