First, lets talk about the sets bust rate
Chandra, Flameshaper Im not very high on Chandra, Flameshaper just because its a 7-mana planeswalker, and that high mana value hampers its playability Kaya, Intangible Slayer has hexproof and still isn't played much
Modern demands that players be able to interact with the graveyard, but they have a lot of other needs in their sideboard as well, so they cant usually play that many cards that interact with the graveyard and not all graveyard hate is the same
Three months with Treasure Cruise and DTT have made it crystal clear that delving three to seven cards can happen way sooner than you realize, even in Standard
Goblin Oriflamme Rarity: Uncommon TYPE: Enchantment SUBTYPE: - CMC: 2 Mana cost: USD: $0.36 EUR: 0.17 TIX: 0.02 EDHREC RANK: 13541 Attacking creatures you control get +1/+0
The more generically powerful your colorless columns, the more youll reward players for taking this approach