Mossborn Hydra

Morbid — When this creature enters, target creature an opponent controls gets -1/-1 until end of turn. If a creature died this turn, that creature gets -13/-13 until end of turn instead.

Landfall — Whenever a land you control enters, equipped creature gets +2/+2 until end of turn. Equip 1 (1: Attach to target creature you control. Equip only as a sorcery.)

Seismic Rupture deals 2 damage to each creature without flying.

3UU: Draw two cards.

Reach (This creature can block creatures with flying.) Other Elf creatures you control get +1/+1. Whenever Dwynen attacks, you gain 1 life for each attacking Elf you control.

Enchant creature Enchanted creature gets +1/+1 for each Forest you control.

Haste (This creature can attack and T as soon as it comes under your control.)

This creature doesn't untap during your untap step. Morbid — At the beginning of each end step, if a creature died this turn, untap this creature.