Aragorn, Hornburg Hero {1}{R}{G}{W}
Legendary Creature — Human Soldier
Identity
Naya
EDHREC rank
#6,771
Cheapest printing
US$4.24
TCGplayer
Printings
2
Attacking creatures you control have first strike and renown 1. (When a creature with renown 1 deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)
Whenever a renowned creature you control deals combat damage to a player, double the number of +1/+1 counters on it.
Keywords: double
Every printing
highest TCGplayer market first; a card with only a thin single listing shows its low
In short
A Commander deck is a commander and 99 other cards, one copy of each (except basic lands), all inside the commander's colour identity. Paste a full list into the deck price calculator to price it and check it against the format.