A number of cards have effects that drain your opponent when you gain life, reanimate, effects that grow your vampires, creature removal, etc
Adding in flicker elements to this deck and you have an annoying card
Players can build their decks to have strong defenses to prevent losing counters while having evasive creatures to make sure they can earn point counters in combat
Gilanra, Caller of Wirewood + Brinelin, the Moon Kraken CMC6+ Tribal/Timmys Value Town If there are two things Magic players love, its casting huge, splashy spells, and getting some good value
Suppose that, in order to give enough options for constructed, designers made half of the cards in the set Purple
Core Set 2019 will probably not have as many this could be $1 or it could be $30 cards as Dominaria did, which makes it a worse set for bulk or near-bulk speculation