Added 3 that should have been part of my last commit.

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

@@ -30659,6 +30659,16 @@ power=2
 toughness=3
 [/card]
 [card]
+name=Hapless Researcher
+auto={S}:draw:1 && transforms((,newability[target(*|myhand) reject])) forever
+text=Sacrifice Hapless Researcher: Draw a card, then discard a card.
+mana={U}
+type=Creature
+subtype=Human Wizard
+power=1
+toughness=1
+[/card]
+[card]
 name=Harbinger of Spring
 auto=protection from(creature[-spirit])
 auto=@movedTo(this|mygraveyard) from(myBattlefield):may moveTo(myhand) target(other spirit[manacost<=4]|mygraveyard)
@@ -52878,6 +52888,23 @@ power=0
 toughness=1
 [/card]
 [card]
+name=Pulse of the Grid
+auto=draw:2 controller
+auto=target(*|myhand) reject
+auto=if type(*|opponenthand)~morethan~type(*|myhand) then moveto(myhand)
+text=Draw two cards, then discard a card. Then if an opponent has more cards in hand than you, return Pulse of the Grid to its owner's hand.
+mana={1}{U}{U}
+type=Instant
+[/card]
+[card]
+name=Pulse of the Tangle
+auto=token(Beast,Creature Beast,3/3,green)
+auto=if type(creature|opponentbattlefield)~morethan~type(creature|mybattlefield) then moveto(myhand)
+text=Put a 3/3 green Beast creature token onto the battlefield. Then if an opponent controls more creatures than you, return Pulse of the Tangle to its owner's hand.
+mana={1}{G}{G}
+type=Sorcery
+[/card]
+[card]
 name=Pulse Tracker
 auto=@combat(attacking) source(this):life:-1 opponent
 text=Whenever Pulse Tracker attacks, each opponent loses 1 life.
@@ -63738,6 +63765,17 @@ power=2
 toughness=2
 [/card]
 [card]
+name=Slingbow Trap
+target=creature[flying]
+auto=destroy
+other={G}
+otherrestriction=type(creature[flying&black&attacking]|battlefield)~morethan~0
+text=If a black creature with flying is attacking, you may pay {G} rather than pay Slingbow Trap's mana cost. -- Destroy target attacking creature with flying.
+mana={3}{G}
+type=Instant
+subtype=Trap
+[/card]
+[card]
 name=Slingshot Goblin
 auto={R}{T}:Damage:2 target(creature[blue])
 text={R}, {T}: Slingshot Goblin deals 2 damage to target blue creature.