mtg card database download Magic: The Gathering Solved: An Easy Way to

Mutational Advantage offers a similar effect, but with some interesting pros and cons

If an effect allows you to spend mana "as though it were mana" of any color or type, that allows you to spend mana you couldn't otherwise spend, but it doesn't change what mana you spent to cast the spell

Keleth, Sunmane Familiar Keleth, Sunmane Familiar has the Boros condition that requires it to attack, so embrace it and conserve the counters with Reyhan, Last of the Abzan, protect your attacking commander with Ollenbock Escort, and reward the attack with Lae'zel, Vlaakith's Champion

For Older Sets: Buy Draft Boosters to play Limited (Draft/Sealed)

Captain Lannery Storm's last ability triggers whenever you sacrifice a Treasure for any reason, not just to activate a Treasure's mana ability