Oathsteel Titan

Whenever you cast an Instant, Oathsteel Titan
gains First Strike until end of turn.
Whenever you cast a Sorcery, Oathsteel Titan
gains Vigilance until end of turn.
Whenever you cast an Artifact Spell, Oathsteel
Titan gains Indestructable until end of turn.
Whenever you cast a Creature Spell, Oathsteel
Titan gains Trample until end of turn.
Whenever you cast an Enchantment, Oathsteel
Titan gains Lifelink until end of turn.