Instants vs planeswalker abilities
93380
Destroying a Planewalker before its ability is used
120458
Can Cancel counter a creature on the battlefield?
6413
Can I kill Lurrus directly after it enters the battlefield, before it's controller gets priority to cast a permanent from their graveyard?
46705
How do I manage double-faced cards in Innistrad (MTG) tournament play?
52847
Does a tapped or removed attacking creature still deal its damage?
80869
When can lands be tapped?
25955
Can a concentration spell be cast without actually concentrating on it for an "instant" effect?
141691
Are creatures destroyed if their destruction happens at the same instant they lose "indestructible"?
102844
Does a card that affects 'each' creature affect creatures that enter the battlefield after it resolves?
28384
Do effects with the duration of one minute end at the beginning or the end of your turn?
62310
Casting two cantrips, both modified by metamagic?
61766
How do I handle active effects on a creature that then splits?
44464
Can a tapped creature attack or block?
2260
can you activate abilities during a resolving stack?
40583
How do I identify the role of a singleton in a well-tuned deck?
71199
Do Thorncaster Sliver's triggered abilities go on the stack?
108192
Can I block with my Llanowar elves and then tap it for mana immediately afterward?