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
What's your favorite card from the set
The five decks included Izzet spells matters, Simic +1/+1 counters, Golgari reanimation, an off-putting Boros aggro-midrange deck that was wildly inconsistent, and Orzhov enchantments
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You can rapidly bring out large characters like "OP06-114 Wyper" and "OP08-099 Kalgara." "OP06-114 Wyper" can activate an [On Play] effect if you have "OP05-117 Upper Yard," but its 7000 power is also very high for 5 cost
Invasion of Theros // Ephara, Ever-Sheltering There were a couple of oddball battles that we eventually narrowed down to only one, the Invasion of New Phyrexia, where the resistance were the aggressors, but we still showed a heroic Teferi as a key figure