Skulls are apart of influencing someone's mind. All colors available. Double colors avail as well, for dual purpose intentions. Some color ideas below: Black skulls can be used to remove negative energy from your mind or the mind of others and or to get someone to stop thinking about you. Purple skulls are for commanding. Orange skulls are for road opening for opportunities, to increase success, and open spirituality. White skulls are useful for gaining clarity, purify someone's mind, clear up a situation, and or for healing spells. Yellow is for friendship, to mend a friendship, for success, fame, happiness, remove depression, sadness, or confusion. Pink is great to increase romance, love, peace, loving feelings, words, thoughts. Red is to create passion, sexual attraction, desire, obsession. Blue can also be used for healing, PTSD relief, meditation, stress relief, Green is the color of money and prosperity, get a raise, increase lottery wins, or to increase wealth