owen mtg card Grady, Raptor-Trainer Owen Grady, Raptor Trainer (Borderless)

Also, as development needs to concern itself with tournament play, that the mechanic forced players to alter how they played to not give away when they had the mechanic in their deck was a constant issue

#17 Chrome Mox - Bronze Age Mox Diamond's big problem was that it cost you slots that would have gone to spells

Flying: Creatures with Flying can only be blocked by other flying creatures or by creatures with the Reach ability

Ruff life

It turns out that mana can be circumvented or shrugged off as not-too-prohibitive

Hull Breach Sorcery speed removal for 2 mana isnt bad, especially when you can hit two targets with one spell