mtg cards that limit hand size The Second Doctor · Doctor Who (WHO) #440 · Scryfall Magic: The Gathering Search Random Mechanic Monday: Maximum Hand

There are other format specific rules such as everyone starting at 30 life, when you must give out information you create a treasure token, and an alternate way to make suggestions by exiling cards from your graveyard

The timing of when triggers fire and how they interact with other effects can get complex

Dealing damage with The Eleventh Doctor lets you exile a card from your hand, putting time counters on it equal to its mana value, and giving it suspend

Players can use Lutri as a Commander, or run it in their 99, but they cant declare Lutri as a companion and get a free extra card in hand just for building a legal Commander deck in the right colors