This mechanic from the 2009 set Zendikar triggers when a land comes into play under your control, giving you some sort of benefit like life gain or a +1/+1 counter on a creature
When you make quick decisions in a game and pass quickly, youre saving time, literally
Top of the surreal space tree for now, however, is Ragost, Deft Gastronaut: the first Lobster Citizen in MTG history
It is able to get in some damage early, is a great target for other Mentor creatures and if its no longer able to attack, can still be sacrificed to deal one damage to any target
They play a lot of switch cards in the form of Rhyme, Boss, Guzma and Escape Rope that can get around Terrakions damage immunity or put one of your support mons into the active