Isgard, Reborn

: If a planeswalker named Isgard, The Dragonslayer left the battlefield earlier this game, put 10 loyalty counters on Isgard, Reborn.
: When a creature dies, put 2 loyalty counters on Isgard, Reborn. If that creature was a dragon put 4 on instead.
-6: Search your library and graveyard for a swamp and put it onto the battlefield tapped. Then shuffle your graveyard into your library.