Boseiju, Who Shelters All enters tapped.

, Pay 2 life: Add . If that mana is spent on an instant or sorcery spell, that spell can't be countered.

Castle Ardenvale enters tapped unless you control a Plains.

: Add .

, : Create a 1/1 white Human creature token.

Destroy target artifact or land. Creatures without flying can't block this turn.

At the beginning of your upkeep, target opponent draws a card and creates a Treasure token.

Whenever chaos ensues, create a 2/2 white Alien creature token. When you do, tap target nontoken creature an opponent controls. Put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Whenever Rex, Cyber-Hound deals combat damage to a player, they mill two cards and you get (two energy counters).

Pay : Choose target creature card in a graveyard. Exile it with a brain counter on it. Activate only as a sorcery.

Rex has all activated abilities of all cards in exile with brain counters on them.

: Add .

, , Sacrifice Shire Terrace: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

This land enters tapped.

When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

: Add or .

Draw cards equal to the highest mana value among historic permanents you control. (Artifacts, legendaries, and Sagas are historic.)