Eldritch God Cthugha

[CNT] Deal 3 damage to all enemy units.

[Discount]: You may [Put 1 card in your hand on the bottom of your deck.] or [Put 2 of your charges on the bottom of their owners' decks.] to instead pay a cost of 2 to play this.

[Sentinel Summoning] (During your opponent's turn, you can normal summon this from your hand as an instant action.)

[TD][OD] "The Firestorm of N'gai": If you have at least 1 Exvader card in your damage zone, deal 3 damage to all enemy units.