To answer GameSoulXIII's question,
there's is 3 3-tiles coma called the big 3 since they're mainly very cheap to use:
sena 3: it does movement stop and drains 2 soul-bar.
trunks 3 : it does an combo attack that does near 30 dmg, can be used in mid-air.
trunks dashes in front of you.
seiya 3...