All I know is that I had vowed to go to a yearly Commandfest because my experience down in DC in 2019 was fantastic and I knew I had to make that an annual thing
Removal and high toughness blockers are typically reactive cards
Try Coercion, Dark Inquiry, Diplomacy of the Wastes, Doomfall, Memory Leak, Memory Theft, Never Happened, Perish the Thought, Reckoner Shakedown, or Toil of the Invasion, if you just want to pluck a card of your choice out of an opponents hand for three mana
Being inkable is great if you dont need him anymore
If a Lion Umbra you control is attached to a creature you control, that creature will continue to be a "modified creature" as long as Lion Umbra stays attached to it, regardless of whether it has any other Auras you control or Equipment attached to it or whether it has counters on it