Terrain

Dependant by the skill Gaia, which comes from the Geomancer. Each type of terrain used in the background may have the chance to cast up to four different magic.

#	ID	Background	Screenshot	Terrain
0	00	Overworld Grasslands (Day)	File:Background 00.png	Spell 1: Gust Spell 2: Earthquake Spell 3: Wind Slash Spell 4: Twister
1	01	Overworld Forest	File:Background 01.png	Spell 1: Branch Arrow Spell 2: Leaf Swirl Spell 3: Branch Spear Spell 4: Bindweed
2	02	Overworld Desert	File:Background 02.png	Spell 1: Sandstorm Spell 2: Quicksand Spell 3: Desert Storm Spell 4: Burning Sands
3	03	Overworld Marshlands	File:Background 03.png	Spell 1: Ignus Fatuus Spell 2: Bottomless Bog Spell 3: Poison Mist Spell 4: Bottomless Bog
4	04	Overworld Beach	File:Background 04.png	Spell 1: Tsunami Spell 2: Phantom Spell 3: Whirlpool Spell 4: Big Wave
5	05	Shipwreck Graveyard	File:Background 05.png	Spell 1: Ignus Fatuus Spell 2: Ignus Fatuus Spell 3: Ignus Fatuus Spell 4: Sonic Boom
6	06	Cave	File:Background 06.png	Spell 1: Ignus Fatuus Spell 2: Stalactite Spell 3: Wind Slash Spell 4: Cave-in
7	07	Waterfall Cave	File:Background 07.png	Spell 1: Ignus Fatuus Spell 2: Stalactite Spell 3: Whirlpool Spell 4: Cave-in
8	08	Flying Deck	File:Background 08.png	Spell 1: Wind Slash Spell 2: Wind Slash Spell 3: Sonic Boom Spell 4: Twister
9	09	Architecture Outside	File:Background 09.png	Spell 1: Gust Spell 2: Wind Slash Spell 3: Sonic Boom Spell 4: Twister
10	0A	Semi-overgrown Ruins	File:Background 10.png	Spell 1: Gust Spell 2: Wind Slash Spell 3: Sonic Boom Spell 4: Twister
11	0B	Inhabitated Castle	File:Background 11.png	Spell 1: Gust Spell 2: Wind Slash Spell 3: Sonic Boom Spell 4: Twister
12	0C	Bridge (water)	File:Background 12.png	Spell 1: Gust Spell 2: Wind Slash Spell 3: Twister Spell 4: Twister
13	0D	Library	File:Background 13.png	Spell 1: Ignus Fatuus Spell 2: Ignus Fatuus Spell 3: Ignus Fatuus Spell 4: Sonic Boom
14	0E	Karnak Castle	File:Background 14.png	Spell 1: Gust Spell 2: Sonic Boom Spell 3: Twister Spell 4: Twister
15	0F	Great Forest	File:Background 15.png	Spell 1: Branch Arrow Spell 2: Leaf Swirl Spell 3: Branch Spear Spell 4: Bindweed
16	10	Mountain Slopes	File:Background 16.png	Spell 1: Gust Spell 2: Earthquake Spell 3: Cave-in Spell 4: Twister
17	11	Pyramids	File:Background 17.png	Spell 1: Ignus Fatuus Spell 2: Poison Mist Spell 3: Sonic Boom Spell 4: Cave-in
18	12	Lonka Ruins - Outside	File:Background 18.png	Spell 1: Wind Slash Spell 2: Wind Slash Spell 3: Sonic Boom Spell 4: Twister
19	13	Roots	File:Background 19.png	Spell 1: Branch Arrow Spell 2: Leaf Swirl Spell 3: Branch Spear Spell 4: Bindweed
20	14	Exdeath Castle	File:Background 20.png	Spell 1: Gust Spell 2: Wind Slash Spell 3: Sonic Boom Spell 4: Sonic Boom
21	15	Shipwreck (Day)	File:Background 21.png	Spell 1: Tsunami Spell 2: Whirlpool Spell 3: Big Wave Spell 4: Waterfall
22	16	Inside Fire-Powered Ship	File:Background 22.png	Spell 1: Gust Spell 2: Earthquake Spell 3: Twister Spell 4: Twister
23	17	Crystal Void	File:Background 23.png	Spell 1: Wind Slash Spell 2: Sonic Boom Spell 3: Twister Spell 4: Twister
24	18	Lonka Ruins - Inside	File:Background 24.png	Spell 1: Wind Slash Spell 2: Wind Slash Spell 3: Sonic Boom Spell 4: Twister
25	19	Shipwreck (Dusk)	File:Background 25.png	Spell 1: Tsunami Spell 2: Whirlpool Spell 3: Big Wave Spell 4: Waterfall
26	1A	*Exdeath Castle	File:Background 26.png	Spell 1: Gust Spell 2: Wind Slash Spell 3: Sonic Boom Spell 4: Sonic Boom
27	1B	Phoenix Tower Wall	File:Background 27.png	Spell 1: Wind Slash Spell 2: Twister Spell 3: Sonic Boom Spell 4: Twister
28	1C	Void	File:Background 28.png	Spell 1: Wind Slash Spell 2: Wind Slash Spell 3: Wind Slash Spell 4: Wind Slash
29	1D	Sunken Castle	File:Background 29.png	Spell 1: Tsunami Spell 2: Phantom Spell 3: Whirlpool Spell 4: Big Wave
30	1E	Desert (Sandworm)	File:Background 30.png	Spell 1: Sandstorm Spell 2: Quicksand Spell 3: Desert Storm Spell 4: Burning Sands
31	1F	Distorted Space	File:Background 31.png	Spell 1: Wind Slash Spell 2: Wind Slash Spell 3: Wind Slash Spell 4: Wind Slash
32	20	Bridge (Sky)	File:Background 32.png	Spell 1: Twister Spell 2: Wind Slash Spell 3: Sonic Boom Spell 4: Twister
33	21	Overworld Grasslands (Dusk)	File:Background 33.png	Spell 1: Twister Spell 2: Earthquake Spell 3: Wind Slash Spell 4: Twister

Notes: Background $1A is not used in the game.
Background $0C and $20 are almost identical, but one has a small stripe of water.