This big tank digs the simple things - fire Dark energy into enemies
The Leopard-74 is a troop that fires Dark energy that goes through everything; dealing splash damage on the initial bounce and dealing splash damage again when it finnishs. The Leopard-74 is unlocked at Laboratory level 7, which is unlocked at Technology Center level 10.
The Leopard-74 is the first ground troop unlocked that can damage multiple buildings in a straight line.
The Leopard-74 boulder will only roll far enough to hit two targets.