revised "steal" ability

steal - gain control of target/s until it leaves battlefield or  its
current controller loses control of the "stealer"...

projects/mtg/bin/Res/sets/primitives/mtg.txt

@@ -29970,6 +29970,17 @@ power=5
 toughness=4
 [/card]
 [card]
+name=Dragonlord Silumgar
+abilities=flying,deathtouch
+auto=steal target(*[creature;planeswalker])
+text=Flying, deathtouch -- When Dragonlord Silumgar enters the battlefield, gain control of target creature or planeswalker for as long as you control Dragonlord Silumgar.
+mana={4}{U}{B}
+type=Legendary Creature
+subtype=Elder Dragon
+power=3
+toughness=5
+[/card]
+[card]
 name=Dragonlord's Servant
 auto=lord(dragon|mycastingzone) altercost(colorless, -1)
 text=Dragon spells you cast cost {1} less to cast.
@@ -69088,6 +69099,16 @@ mana={3}{U}{R}
 type=Sorcery
 [/card]
 [card]
+name=Master Thief
+auto=steal target(artifact)
+text=When Master Thief enters the battlefield, gain control of target artifact for as long as you control Master Thief.
+mana={2}{U}{U}
+type=Creature
+subtype=Human Rogue
+power=2
+toughness=2
+[/card]
+[card]
 name=Master Transmuter
 auto={H(artifact|mybattlefield)}{U}{T}:name(put artifact in play) transforms((,newability[ability$! moveTo(mybattlefield) notatarget(artifact|myhand) !$ controller])) oneshot
 text={U}, {T}, Return an artifact you control to its owner's hand: You may put an artifact card from your hand onto the battlefield.
@@ -78857,7 +78878,7 @@ toughness=3
 name=Olivia Voldaren
 abilities=flying
 auto={1}{R}:all(this) counter(1/1,1) && target(other creature) damage:1 && transforms((vampire)) forever
-auto={3}{B}{B}:target(vampire) moveTo(mybattlefield) && transforms((,newability[@movedTo(Olivia Voldaren|nonbattlezone) from(battlefield):moveTo(ownerbattlefield)])) forever
+auto={3}{B}{B}:target(vampire) steal
 text=Flying -- {1}{R}: Olivia Voldaren deals 1 damage to another target creature. That creature becomes a Vampire in addition to its other types. Put a +1/+1 counter on Olivia Voldaren. -- {3}{B}{B}: Gain control of target Vampire for as long as you control Olivia Voldaren.
 mana={2}{B}{R}
 type=Legendary Creature
@@ -79739,6 +79760,16 @@ power=1
 toughness=1
 [/card]
 [card]
+name=Orcish Squatters
+auto=@combat(notblocked) source(this):may steal target(land|opponentbattlefield) && fog from(this) ueot
+text=Whenever Orcish Squatters attacks and isn't blocked, you may gain control of target land defending player controls for as long as you control Orcish Squatters. If you do, Orcish Squatters assigns no combat damage this turn.
+mana={4}{R}
+type=Creature
+subtype=Orc
+power=2
+toughness=3
+[/card]
+[card]
 name=Orcish Veteran
 auto=cantbeblockerof(creature[white;power>=2])
 auto={R}:first strike
@@ -92514,6 +92545,17 @@ power=5
 toughness=5
 [/card]
 [card]
+name=Roil Elemental
+abilities=flying
+auto=@movedTo(land|myBattlefield):may steal target(creature)
+text=Flying -- Landfall — Whenever a land enters the battlefield under your control, you may gain control of target creature for as long as you control Roil Elemental.
+mana={3}{U}{U}{U}
+type=Creature
+subtype=Elemental
+power=3
+toughness=2
+[/card]
+[card]
 name=Roil Spout
 target=creature|battlefield
 auto=moveto(ownerlibrary)
@@ -116332,6 +116374,17 @@ mana={4}{B}
 type=Instant
 [/card]
 [card]
+name=Thrull Champion
+auto=lord(creature[thrull]) 1/1
+auto={T}:steal target(thrull)
+text=Thrull creatures get +1/+1. -- {T}: Gain control of target Thrull for as long as you control Thrull Champion.
+mana={4}{B}
+type=Creature
+subtype=Thrull
+power=2
+toughness=2
+[/card]
+[card]
 name=Thrull Retainer
 target=creature
 auto=1/1