{T}, Sacrifice a creature: Target creature gets +2/+2 until end of turn. {1}{U}{U}, Sacrifice a creature: Counter target creature spell.

This creature can't be blocked except by three or more creatures. If a spell or ability you control would counter a spell, instead exile that spell and you may play that card without paying its mana cost. When Guile is put into a graveyard from anywhere, shuffle it into its owner's library.

Whenever a spell or ability you control counters a spell, you may create a 1/1 blue Merfolk creature token. Tap seven untapped Merfolk you control: Counter target spell.

Flying Whenever this creature deals combat damage to a player, create a token that's a copy of target artifact that player controls.