Mana Maze

Players can't cast spells that share a color with the spell most recently cast this turn.

The Archimandrite

At the beginning of your upkeep, you gain X life, where X is the number of cards in your hand minus 4.
Whenever you gain life, each Advisor, Artificer, and Monk you control gains vigilance and gets +X/+0 until end of turn, where X is the amount of life you gained.
Tap three untapped Advisors, Artificers, and/or Monks you control: Draw a card.

Sanctimony

Whenever an opponent taps a Mountain for mana, you may gain 1 life.