mtg finale cards of Promise creatures you control get +X/+X and gain haste until end of turn Finale of Devastation (Promo Pack)

For three mana you get a Green Enchantment that makes it so that whenever someone taps a Land for mana, they get to produce an additional mana of any type that Land could produce

Echoes of the Miraris power yet linger. Zyd, Kamahlite druid Illustrated by Dan Murayama Scott Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp

After that, there are plenty of cards that let you draw two rather than one at your draw step

Scions and Spellecraft is the white blue and black precon from Universes Beyond: Final Fantasy

Wizards of the Coast designs mythic rares to carry more impact per card than any other rarity