Guardian Of The Gate

when this kills another card this enters the next phase until phase 3
phase 1: 4/3 with reach and armoured 1 (when this takes damage decrease the amount by 1)
phase 2: 5/5 with reach armoured 1 and when this attacks draw a card
phase 3: 7/7 with reach armoured 2 and when you take damage destroy a target permanent