Draconoid Destroyer "Zmei"

Discount: You may [Remove 3 cards with CNT in your graveyard from the game.] to instead pay a cost of 2 to play this.

Sentinel Summoning (During your opponent's turn, this can be normal summoned from your hand as an instantaction.)

[TD] [OD] "Megaflame BlasterZ Choose 1 or more enemy units and divide 5 damage among them.