best blue cards mtg Top Ten U/R What do you think are

Run away

Theres really not much to add about Castle Garenbrig, but this is it in the winning Modern deck from the Team Open in Philadelphia: Creatures (13) Lands (29) 2 Forest 2 Snow-Covered Forest 2 Gemstone Mine 1 Boros Garrison 1 Selesnya Sanctuary 1 Sunhome, Fortress of the Legion 2 Gruul Turf 2 Breeding Pool 1 Ghost Quarter 4 Simic Growth Chamber 1 Vesuva 3 Tolaria West 1 Bojuka Bog 1 Slayers' Stronghold 1 Cavern of Souls 1 Radiant Fountain 1 Field of the Dead 2 Castle Garenbrig Spells (18) 6

The deck is a White, Blue, and Green (or, Bant) deck that revolves around creatures that enter with +1/+1 counters, that synergise with Tidus, Yuna's Guardian's abilities

Aether Refinery is a very strong Energy enabler and win condition

mention the best reprints

This Commander accumulates card advantage as your opponents (or you!) lose life while Yshtolas final ability allows her to deal damage and gain life through the casting of high mana cost with non-creature spells