Abilities that begin with "At the beginning of your end step, if you descended this turn" will trigger only once during your end step, no matter how many times you descended this turn
In my opinion, its a good card for Commander decks that have to have a large variety of cards, but you dont need multiple copies of this card in any deck
Creatures with Toxic will deliver poison counters equal to their Toxic value, rather than the amount of damage dealt, and they only give the counters when they damage a player in combat
This primer is on the basics of playing Selesnya in Commander, and is part of a ten-part series that covers all of Magics two-color pairs
(To keep things simple, let's ignore any notions of risk or the time-value of money.) Suppose the card is currently worth $5 due to low levels of play and zero speculation