Rev, Tithe Extractor 45 (Foundations Jumpstart) 000 Add an amount of mana

Add an amount of mana of that color equal to the number of creatures you control of the chosen type

untap all lands you control

For each opponent who does

Legendary creatures you control get +2/+1 and have ward {1}

(This doesn’t use up your 1 Energy card attachment for the turn

Rev, Tithe Extractor 45 (Foundations Jumpstart) 000 Add an amount of manaWhenever you attack, target creature gains deathtouch until end of turn. Whenever one or more creatures you control deal combat damage to a player, create a Treasure token, then look at the top card of that player's library and exile it face down. You may cast that card for as long as it remains exiled. (A Treasure token is an artifact with "{T}, Sacrifice this token: Add one mana of any color.")