Solemn Judgement, My Body as a Shield, Spell Shield Type-8, and other protection cards help reduce risk, but do not solve these problems entirely
Decks that intend to use Magnezonea Stage 2 Pokmonto accelerate Energy in this way will find they need to run a higher-than-typical Energy count in order to consistently hit Energy off of Magnezones Giga Magnet ability, which further cripples such a decks consistency
When this ability resolves for the third time this turn, Gimli fights up to one target creature you don't control
It can deal 30 damage for just one energy, which is quite high for a low-cost attack
The arrival of Tarkir: Dragonstorm helped prop up Dimir Dragon control as a somewhat legitimate strategy in Pioneer
Debt of Loyalty doesnt appear to have special synergy with any new cards, so the going theory online is that Debt of Loyalty spiked due to some creator spotlighting it in early August, though we havent been able to track down any one piece of content as the likely culprit