Scry lands allow you to smooth your draws, this lets you fix a bad starting hand or in the later game lets you draw more of what you need and less of what you don't
Polar Kraken, for example, demands a cumulative upkeep cost of sacrificing a land
9 High Avatar Garunix Is a Reusable Dark Hole Onslaught of the Fire Kings Structure Deck Feb
Any time you attack with any creature, they gain both first strike and renown 1, meaning if they deal combat damage to a player, if theyre not already renowned, they gain a +1/+1 counter and become renown
This turn, any damage to a player caused by an effect becomes 0
While it is a very corner case, if you are looking to resolve a spell on your turn and your opponent has a Wasteland up, crack your fetchland first , or else they could Wasteland your fetchland and if you then crack it in response, they could respond with a Daze on your spell