In large part, its the sheer rarity of white countermagic that makes Mana Tithe so effective and beloved
Some, such as "Uraby" and "Megazowler", have more down-to-earth designs, while others, like "Miscellaneousaurus" and "Hydrogeddon", are more fantastical
Gideon, Ally of Zendikar can help speed up our clock in aggressive matchups thanks to the anthem ultimate while also giving us more resilience against control, while Archangel Avacyn is an interesting option for hosing wraths that also pressures planeswalkers
Is it worth splashing Shambling Ghast, Deadly Dispute, and Kalain
A 3-mana 3/3 with flying, lifelink, and deathtouch is simply excellent, and after it's done its job on the board, it's a great card that's useful in three ways: sacrificing it, using its graveyard effect, or just having it on the field