BRG
Instant - Generated
add 3RR to your mana pool

---

UB
Creature - Spirit (2/1)
spells cost any player 1 more to cast
All permanents an opponent controls are black
All black creatures gain deathtouch
As long as ~this~ is untapped, As long as an opponent controls a nonlegendary permanent, All permanents you control gain ''All artifact creatures can't block ''
If you would gain life, instead that many permanents you control gain ''At the beginning of your precombat main phase, Regenerate ~this~'' until end of turn

---

B
Artifact Creature - Myr (1/3)
When ~this~ enters the battlefield, you may Tap an untapped Spirit you control. If you don't, draw a card
Tap an untapped Myr you control: you lose 1 life for each creature spell cast this turn

---

AlexChurchill/MagicCardGenerator