
Legendary partner (You can have two commanders if this is one of them. The other one is promoted to legendary.)
FlyingFlyingCan only be blocked by creatures with flying or reach., vigilancevigilanceAttacking doesn't cause this creature to tap.
Teamwork — Whenever you attack or block with both Sol, Advocate Eternal and its partner, supportsupportPut a +1/+1 counter on each of up to two target creatures. 4 and investigateinvestigateCreate a Clue token. It's an artifact with ", Sacrifice this token: Draw a card." four times.
Hover an underlined rule to see what it means.
Read from the rules text. A card that enables a keyword makes or is the thing; a card that rewards it gets better when you have it. Two cards interact when one enables what the other rewards.