Useful memory addresses

This is what I found so far in the game, that can be useful for creating new cards:

004EF184 - Turn steps:

  01 - Untap step
  04 - Upkeep step
  0A - Draw step
  14 - Main step (before attack)
  15 - Attack step
     15 - Choose attackers
     16 - Fast effects before blockers
     17 - Choose blockers
     18 - Fast effects before damage
     19 - First strike damage step
     1A - Regular damage step
  1E - Main step (after attack)
  1F - Beginning of end turn / Discard step
  22 - End turn

004EF1C4 - Amount of cards in player's hand

004EF1C8 - Amount of cards in AI's hand

004EF404 to 004EF414 - Set values for use with call 42DE60, these set the mana to be taken from mana pool:

  ...04 - Black mana
  ...08 - Blue mana
  ...0C - Green mana
  ...10 - Red mana
  ...14 - White mana
  (for colorless mana use 42DE60 as usual)

0055CF10 to 0055CF15 - Check mana available with these and call 402BE0

  ...10 - Colorless
  ...11 - Black
  ...12 - Blue
  ...13 - Green
  ...14 - Red
  ...15 - White

00628670 - Current turn (0 - player, 1 - AI)

00738C84 - Active player (0 - player, 1 - AI)

007A398C - Active card (card ingame ID, NOT manalink.CSV ID)