Regenerate can pretty much keep your creatures alive given the proper resources, unless your opponent drops a regeneration-preventing nuke like Death Pits of Rath
In the episode that inspired the card, M and his companions Jamie McCrimmon and Zoe Heriot find themselves in the midst of a series of simulated war games led by the rogue Time Lord known as the War Chief, which is reflected in the tokens the card games
If youre playing a red deck and have a Smoky Lounge, you could be persuaded to run a few blue lands to also give you access to Misty Salon, or you may simple choose to only stick with the red half
If that doesn't work, hit them with Kindly Customer and Boros Charm, because you want them coming back for boba (and to play again)
Not all burn spells or removal are interchangeable, especially when you build around synergy or try to preserve tempo
There are more ways to bounce creatures than I can count so I want to focus on what youll actually be flickering