You can banish 2 "Skull Servant(s)" and this card from your GY
(4/16/2021) You can choose 0 as the value of X as you cast Multiple Choice, but it will have no effect when it resolves
It's a bit of a stretch to say that's like taking an extra combat every turn, but it's also not that far off from the truth
Jack of All Trades: Downplayed, he is not as flexible as his basic version, but Parallel Jim's access to low level allies of other classes through his Spirit Deck do give him more options to play with (and upgrade into once he has the experience), compared to being only limited to level 0 cards of other classes, and he also can still take a (limited) number of level 0 Survivor cards, one of the most versatile classes in the game
Yes, you can have two planeswalkers at the same time, even with the same subtype, as long as they have different card names