Acclamation Construct

Acclamation Construct gets -1/-1 for each basic land type on the battlefield.
Whenever Acclamation Construct attacks, it gains vigilance if the defending player controls a plains, double strike if the defending player controls a mountain, hexproof if the defending player controls a forest, deathtouch if the defending player controls a swamp, and/or flying if the defending player controls an island, until end of turn.