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Against the Odds: 2+ Hours of Ancient Cornucopia Gaining Life to Fall Asleep To
(www.mtggoldfish.com)
For anyone who was confused about the May as he was. The reason it is May is because you can only take the action once per turn, you don't need to take it on the first spell you cast.
You can bolt something, decline the action, then cast a 5 color spell after and take the action on that.