Netherite Monstrosity

Trample, reach
Slam: creatures that block this become tapped with a stun counter
Rush: when it attacks, if it is blocked by 2 or less creatures, they don't deal combat damage this turn
Flame blast: when it blocks a creature with flying, that creature gets a -1/-1 counter, then combat damage is dealt
Ground toss: at the beginning of combat, target creature without flying is sent to its owner's hand
Magma gemerator: if it's untapped at your end step, choose one, {t}{3} destroy target mountain, this get