Seven mana isnt something you can just put in your average deck and expect to happen though, but if your deck is slow or has some acceleration, Coliseum Behemoth should be fine to play
You can read all about it here, but the TL;DR is that I made this deck for my oldest son (9) for him to learn the game
At the beginning of combat on your turn, other Spiders you control gain Flying, First Strike, Trample, Lifelink, and Haste until end of turn
ONCE PLACED, CANCELED ORDERS INCUR A 5% CANCELLATION FEE.
Zack Fair The fact that Zack Fair is only a 1-drop is unbelievable
Sure, your opponent gains life, but isn't that a small price to pay considering you're only putting in a one-mana investment