Heartstone

Activated abilities of creatures cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Wilderness Reclamation

At the beginning of your end step, untap all lands you control.

Ohabi Caleria

Reach
Untap all Archers you control during each other player's untap step.
Whenever an Archer you control deals damage to a creature, you may pay {2}. If you do, draw a card.

Dingus Staff

Whenever a creature dies, Dingus Staff deals 2 damage to that creature's controller.