First strike, protection from black and from red (This creature deals combat damage before creatures without first strike. It can't be blocked, targeted, dealt damage, or enchanted by anything black or red.)
Mortivore's power and toughness are each equal to the number of creature cards in all graveyards.: Regenerate Mortivore. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)
Look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in any order.
If an opponent controls at least four more creatures than you, this spell costs less to cast.Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Each noncreature artifact is an artifact creature with power and toughness each equal to its mana value. (Equipment that's a creature can't equip a creature.)
: Mantis Engine gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.): Mantis Engine gains first strike until end of turn. (It deals combat damage before creatures without first strike.)
Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)Whenever enchanted creature deals damage, you gain that much life.
Haste (This creature can attack and as soon as it comes under your control.)At the beginning of the end step, return Viashino Sandscout to its owner's hand. (Return it only if it's on the battlefield.)