A few effects?

What do these do?
Stifled Magic/Fettered Magic, Paper Trigger/Silk Trigger, and Leadenstrike/Ironstrike.
I wanna know before I decide what weapons i'm gunna buy from Gilgamesh Inc. first.

Walkthroughs & FAQs

Type	Name	File Size
Other	5-Star Mission Guide by Auron402	346K
Other	Gran Pulse Treasure Guide by AZorro007	210K
Other	Equipment Upgrade Guide by Drogan13	102K
Other	Shopping Guide by AZorro007	115K
Other	Plot Analysis by ximaus	100K
Other	Game Mechanics Guide by ximaus	363K
Other	Postgame Guide by Arthellinus	205K
Other	Secondary Role Challenge Guide by Ephemeral_Being	45K
FAQ/Walkthrough	FAQ/Walkthrough by cotiovis	118K
Other	Item Location Guide by CTMacUser	122K
Other	Inventory/Enemy Guide by runandnottire	906K
Other	Treasure Hunter Trophy Checklist by jekoln	59K
FAQ/Walkthrough	FAQ/Walkthrough by Krysta84	1060K
FAQ/Walkthrough	FAQ/Walkthrough by PowercalledIam	669K
Other	Adamantoise/Shaolong Gui Guide by Arthellinus	27K
Other	Ability FAQ by MKaykitkats	36K
Other	Crystarium FAQ by MKaykitkats	99K
Other	Speed Run Guide by G__AnakinRPG	50K
Other	Synthesis Chart by SkyWalker255	101K
Other	Upgrade Bonus Factor List by AZorro007	10K
Boss FAQ	Boss FAQ by pokemon_45_79_1	88K
Other	Gil Farming Guide by lilJesta and Marter	30K
Other	Adamantoise/Adamantortoise Farming Guide by fenrirthelight	31K
Other	No Crystarium Usage Challenge Guide by Mud_Chan	161K
Other	Paradigm Guide by wrp103	100K
FAQ/Walkthrough	FAQ/Walkthrough by Zoelius	174K
FAQ/Walkthrough	FAQ/Walkthrough by IceQueenZer0 and Split Infinity	973K
Other	Upgrade Guide by Daetrinn	140K
Other	Upgrade/Dismantle/EXP Guide by PringerOtaku	94K
Other	Item/Material FAQ by IceQueenZer0	18K
Other	Datalog Guide by psxsquall	189K
Other	Character Setup Guide by jgiddy	51K
Boss FAQ	Boss FAQ by REmaster007	37K
Other	Mission Guide by Ruven	37K
Other	Enemy Guide by elduende05	266K
Other	End Game CP Farming Guide by tpadz34	21K
Other	Alphabet Guide by Heian794	24K
Other	Trophy Guide by EgHeadFool	29K
Other	Chocobo Location/Treasure Map by gredgie	67K
Other	Song Lyrics by enjirube	4K
Other	Demo FAQ by Absolute Steve	47K